Organism that can capture energy from sunlight



Organism that can capture energy from sunlight Name one of the three parts that make up an ATP

or chemicals and use it to produce its own food

from inorganic compounds

AUTOTROPH Adenine, ribose sugar, 3 phosphates

Organism that can’t make its own food and gets How many phosphate groups are attached to ATP?

it energy by consuming other organisms

HETEROTROPH 3

Molecule made of ribose, adenine, and 3 phosphates How many phosphate groups are attached to ADP?

used by living things to store and release energy

ADENOSINE TRIPHOSPHATE (ATP) 2

Process by which plants and some other organisms What is the equation for making ATP from ADP?

use sunlight to convert water and carbon dioxide into

oxygen and high energy carbohydrates

PHOTOSYNTHESIS ADP + P + energy → ATP

A molecule that absorbs light energy Why do we only see carotenoid colors in the fall?

PIGMENT Chlorophyll disappears and doesn’t hide them anymore

Main pigment molecule that captures light energy Why do plants have pigments other than chlorophyll?

which is found in plants and some other photosynthetic

organisms Carotenoids absorbs some wavelengths chlorophyll

doesn’t, so help plant to use more of sun’s energy

CHLOROPHYLL

Sac-like photosynthetic membrane found in chloroplasts Name the two substances produced by green plants

during photosynthesis that we need to stay alive

THYLAKOID OXYGEN & GLUCOSE

Cluster of pigments that are the light collecting units Where does the H in the water molecule ultimately end

in chloroplasts up after the Calvin cycle?

PHOTOSYSTEM Becomes part of glucose molecule

Gel-filled region surrounding the thylakoid membranes Where does the H in the water molecule end up

inside a chloroplast following the light dependent reaction?

STROMA Attached to NADPH

Stack of thylakoid membranes Where does the C and O in glucose come from?

GRANUM (pl. GRANA) Carbon dioxide

Electron carrier that accepts 2 high energy electrons and Tell another name for the light independent reactions

an H+ ion that is made in the light dependent reactions

and used in the Calvin cycle

NADP+ (NADPH) CALVIN CYCLE

Reactions of photosynthesis that use light energy to Proteins in living things that help chemical reactions

produce ATP and NADPH and release oxygen happen are called ______________________

LIGHT-DEPENDENT REACTIONS ENZYMES

Large enzyme that uses energy from H+ ions to join Why does Photosystem II come before Photosystem I

ADP and a phosphate group to make ATP in the light dependent reactions?

ATP SYNTHASE It was discovered and named first

Reactions of photosynthesis in which energy from ATP Which complex absorbs light to start photosynthesis?

and NADPH is used to build high energy sugar molecules

CALVIN CYCLE PHOTOSYSTEM II

Part of photosynthesis that is also called the light Where in the thylakoid membrane is chlorophyll

INDEPENDENT reactions found?

CALVIN CYCLE in Photosystem I and II

Name one of the products of the light-dependent Which molecule acts as an ion channel allowing H+

reactions ions to pass through its tunnel?

ATP, NADPH, oxygen ATP synthase

Name one of the reactants in the light-dependent

reactions

Water, light

Name one of the reactants in the Calvin cycle

CO2, ATP, NADPH

Name the product of the Calvin cycle

SUGAR

Name the two molecules which absorb light

energy during the light-dependent reactions

Photosystem I or Photosystem II

Name the two parts that make up photosynthesis

Light-dependent reactions &

light independent (Calvin cycle)

Name the enzyme that adds the phosphate to ADP

to make ATP

ATP SYNTHASE

The movement of which ion from the thylakoid space

to the stroma provides the energy to make ATP?

H+

Tell where are the enzymes for the light-dependent reaction

located.

In the thylakoid membrane

Tell where the Calvin cycle happens.

STROMA

Name the waste gas given off by the light-

dependent reactions.

OXYGEN

Where do the H+ ions come from that are added to

NADP+ to make NADPH?

Splitting water molecules

Where do H+ ions build up during the light-dependent

reactions?

In the thylakoid space

Where is NADPH produced during the light-dependent

reactions?

On the stroma side of the thylakoid membrane

On which side of the thylakoid membrane does ATP

formation happen?

on the stroma side of the thylakoid membrane

Tell how electrons get from Photosystem II to

Photosystem I during the light-dependent reactions?

Pass along the Electron transport chain

How many molecules of carbon dioxide are used

to make 1 molecule of glucose ?

6

Which of these describes this reaction?

ADP + P + energy → ATP

Energy storing Energy releasing

Which of these describes this reaction?

ATP → ADP + P + energy

Energy storing Energy releasing

Which wavelengths of light are best absorbed by

chlorophyll?

Blue-violet and red

Most plants appear green because chlorophyll

A. reflects green light

B. absorbs green light

Scientist who showed plants produce oxygen when

exposed to light

JAN INGENHOUSZ

Scientist who carefully measured the mass of a growing

plant and concluded the increase came from water

JAN VAN HELMONT

He experimented with a plant, bell jar, and candle to show

that plants give off something that candles need to burn

JOSEPH PRIESTLEY

What do we know now that Van Helmont didn’t that

makes his conclusion that the increase in mass of a growing

plant comes from water incomplete?

Most of the increase in mass comes from CO2 taken from air

Scientist who received the Nobel prize for figuring out the

biochemical pathway that produces glucose

MELVIN CALVIN

TELL the complete overall chemical equation for photosynthesis

using chemical symbols instead of words.

light

6 CO2 + 6 H2O → C6H12O6 + 6 O2

TELL the complete general chemical equation for photosynthesis

using words.

light

carbon dioxide + water → sugar + oxygen

In addition to water and carbon dioxide, what two things

are required for photosynthesis to happen?

LIGHT and CHLOROPHYLL

What is the group of pigments called that appear yellow,

orange, or brown instead of green?

CAROTENOIDS

The chemical formula CO2 stands for ?

CARBON DIOXIDE

The chemical formula H2O stands for ?

WATER

The chemical formula C6H12O6 stands for ?

GLUCOSE

Tell the chemical formula for carbon dioxide,

CO2

Tell the chemical formula for water.

H2O

Tell the chemical formula for glucose.

C6H12O6

Name one of the factors that can affect the

rate of photosynthesis.

Availability of water, light intensity, temperature

Name the organelle where photosynthesis happens.

CHLOROPLAST

What happens to the O in water when it is split

during the light dependent reactions?

Given off as oxygen gas to the atmosphere

Name two of the membrane proteins that help

with the light dependent reactions.

Photosystem II or I, Electron transport chain,

OR ATP synthase

................
................

In order to avoid copyright disputes, this page is only a partial summary.

Google Online Preview   Download